# https://syzkaller.appspot.com/bug?id=bda19bf6b14e7fddccf28ac6f0205c7df6d8c32e
# See https://goo.gl/kgGztJ for information about syzkaller reproducers.
#{"repeat":true,"procs":1,"slowdown":1,"sandbox":"","sandbox_arg":0,"close_fds":false}
r0 = socket$inet_sctp(0x2, 0x1, 0x84)
setsockopt$inet_sctp_SCTP_INITMSG(r0, 0x84, 0x3, 0x0, 0x0)
connect$inet(r0, 0x0, 0x0)
setsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x21, &(0x7f0000000040)={0x0, 0x4720}, 0x10)
sendto$inet(r0, 0x0, 0x0, 0x0, 0x0, 0x0)
connect$inet(0xffffffffffffffff, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10)
r1 = dup2(0xffffffffffffffff, 0xffffffffffffffff)
sendto$inet6(0xffffffffffffffff, &(0x7f0000000600), 0x0, 0x0, 0x0, 0x0)
r2 = kqueue()
kevent(r2, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0x4, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0)
r3 = socket(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r3, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
setsockopt$inet_tcp_int(r3, 0x6, 0x1, 0x0, 0x0)
sendmsg$inet6_sctp(r3, 0x0, 0x0)
accept4$unix(r3, &(0x7f0000001740)=@file={0x1009, 0x0, ""/4103}, &(0x7f0000000000)=0x1009, 0x0)
ioctl$BIOCFEEDBACK(r1, 0x8004427c, &(0x7f00000001c0)=0x4)
r4 = socket$inet6_sctp(0x1c, 0x5, 0x84)
__realpathat(r4, &(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=""/1, 0x1, 0x0)
connect$inet6(r4, &(0x7f0000000300)={0x1c, 0x1c, 0x2, 0xfffffffe, @loopback, 0x8be}, 0x1c)
fstatat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0x0, 0x200)
connect$inet(0xffffffffffffffff, &(0x7f0000000240)={0x10, 0x2, 0x2, @remote={0xac, 0x14, 0x0}}, 0x10)
rfork(0x85000)